Bulk Email Verifier- Top 10 Free Tools To Verify Emails Online (2023 updated)

When it comes to B2B prospecting, only sending emails isn’t enough.

You need to determine the validity and deliverability of your email list to avoid your emails being sent to malicious or fake emails. 

Wondering how to verify and validate emails?

Take help from free bulk email verifier and email validation tools.

What are Email Verifier and Email Validation Tools?

An email verifier is software that checks the authentication of the list of email addresses and organizes your email list. The authenticity of email addresses is measured using a combination of validation methods and algorithms. 

After the validation ends, the invalid email ids are filtered out leaving behind a list of valid and deliverable email lists ready for marketing purposes. 

Email verifier and validation tools perform the following checks:

  • Email Address Syntax Check
  • Spam Trap Check
  • Disposable Email Address Check
  • Role-based Account Check
  • Detecting DNS-based blackhole list (DNSBL) or Real-time Blackhole (RBL) to blacklist
  • Domain/MX Records Check
  • Final Verification

What is a bulk email verifier or bulk email verification tool?

A bulk email verifier, also known as a bulk email verification tool, is a crucial tool for companies and people who regularly send enormous volumes of emails. With the increasing importance of email communication, it has become increasingly important to ensure that the email addresses being used are valid and accurate.

The purpose of the bulk email verification tool is to save time and increase the overall success rate of email communication by assisting users in rapidly and effectively confirming the legitimacy of a large number of email addresses.

Businesses can save time and money while increasing the efficacy of their email marketing initiatives with the aid of an email verifier.

Whether you are sending marketing materials, newsletters, or simply communicating with clients and customers, a bulk email verifier is a must-have tool for anyone who wants to ensure their email campaigns are effective and efficient.

Here is the list of best bulk email verifier tools

AeroLeads- Free Email Verifier

AeroLeads Email Verifier

AeroLeads email verifier is a free email verification and validation tool. It ensures email deliverability and reduces email bounce rates by verifying the accuracy and validity of email addresses. The tool provides 97% accurate results and comes with a free email verifier chrome extension, allowing you to verify emails directly from your browser. Additionally, AeroLeads offers 100 free credits every month, allowing you to verify a limited number of emails without any cost.

To get started with AeroLeads, you can sign up using a normal Gmail account, without the need for a credit card. Once you’ve signed up, you can upload your email list and let AeroLeads do the rest. The tool will scan your list and provide you with a report indicating which email addresses are valid and which are not. This allows you to clean your email list and improve your email deliverability, ensuring that your messages reach the right people. You can also start verifying the email list using the free email verifier chrome extension.

Pabbly Email Verification

Pabbly Bulk Email Verification

With being accurate, affordable, and an impressive deliverability success rate of 98%, Pabbly Email Verification definitely stands out among all the email validation services.

This service does verification with a manual human-like approach to obtain accurate and reliable results.

Plus, this handy email verification service can boost your email marketing campaign by eliminating unknown addresses, reducing false positives, and minimizing catch-all addresses. Also, it automatically deletes all the inactive & invalid domains to quickly filter your email list. Further, its user-friendly interface makes the email verification process very easy for the user.

Key Features

  • Allows you to upload your email list in a TXT or CSV format
  • Weeds out invalid and incorrect email addresses
  • Spam-trap removal to eliminate spam records
  • Drives out inactive, parked domains through domain confirmation
  • Minimizes bouncing to ensure the validity of emails
  • Efficiently removes duplicate emails


my email verifier in bulk

MyEmailVerifier is one of the popular free bulk email verifier tools that help remove junk emails and reach more people. This email validation tool performs syntax verification, role account detection, checks domain/MX record, and temporary unavailability detection.

MyEmailVerifier is known for its improved validation of yahoo email addresses. It also detects if the email address belongs to the free domain in real time. Besides, the SMTP server responds with the exact reason for the invalid status of any email address. 

MyEmailVerifier helps to reduce email deliverability problems via its latest anti-greylisting technology that identifies greylisting-enabled domains. Their email validation API can identify spam domains and bot-generated emails from the email address list. 

SendPulse Email Verifier

This might seem like another run-of-the-mill email verifier but it’s actually something a lot more than that. Just like any other email verification tool out there, SendPulse’s email verifier can check your email list for non-existent email addresses, spam traps, addresses with typos, and so on. This process helps you keep your mailing lists clean, stay out of the spam folder, maintain a high sender reputation, and as a consequence boosts your deliverability rates.

The beauty of the email verifier by SendPulse is that it’s part of a bigger platform that offers tools to automate marketing emails, SMS, and web push notifications as well as all the necessary functionality for conversational chatbot marketing. This means you can avoid the hassle of using many several different services as SendPulse lets you create, send and manage your marketing campaigns all within a single platform.


email list verify

EmailListVerify is one of the powerful free bulk email verifier and email validation tools used to get rid of spam traps, hard bounces, and disposable, or catch-all emails. With EmailListVerify you can improve the sender reputation, deliverability, and conversion rate of your emails by sending them to the real audience. 

This tool also helps you improve the ROI of your email campaigns. EmailListVerify helps you get rid of those spam traps and hard bounces that harm your reputation. With this, your emails won’t end up in spam folders. 

EmailListVerify performs domain and SMTP validation, spam trap detection, syntax errors validation, MTA validation, etc. 

Text Magic

TextMagic offers an email lookup service to all premium and free trial members. This tool can validate email addresses in bulk to avoid wasted effort contacting invalid addresses, as well as highlighting important details such as the whitelist status and MX records.

The lookup service includes a verification tool to analyze deliverability to each address, helping reduce your bounce rate. It also assesses the risk of each address, considering many factors including their provider and IP address to identify compromised or spam email addresses. Cleaning these high-risk addresses from your lists can reduce false spam flagging to improve your sender reputation and improve your overall deliverability.
All lookup and validation checks are stored for 60 days and can be accessed online or exported as a CSV file for use by other apps.


QuickEmailVerification is one of the advanced and accurate free bulk email verifiers and email validation tool used by top marketing professionals. It’s a reliable email list cleaning service that makes you confident of increased open rates and deliverability. 

Their powerful real-time email verification API prevents fake emails from entering your email list. Once your sales team receives a verified email list, they can feel confident to move ahead. The QuickEMailVerification tool provides you freedom from the baggage of fake and invalid emails that will never produce desirable results.

QuickEmailVerification is beneficial for all industry sectors including e-Commerce & Retailers, Technology Platforms, Marketing Agencies, Finance, Education, etc. 


Clearout is one of the best free bulk email verifier and email validation tools that guarantee 98% accuracy in the results. It doesn’t let any types of honey spots, hard bounces, and non-valid emails mess with your email deliverability. It offers a real-time email verification service. 

The tool’s advanced algorithm removes all duplicate email ids and identifies catch-type addresses to avoid emailing to improve email deliverability hygiene. 

Besides, this tool checks against known DNSBLs and URI DNSBLs to stay a step away from the honey spot. ClearOut also performs mailbox error verification by verifying all types of mailbox errors without sending any payload to the given email address. 


ZeroBounce is one of the most innovative free bulk email verifiers and email validation tools in the online marketing sector. This tool prevents bounces and preserves your sender’s reputation. It removes email addresses that don’t exist and misspelled email addresses. 

With ZeroBounce email validator, you will experience a reduction in bounce rate under thresholds required by most ESPs, get your IP reputation secured and increase deliverability, and improve in inbox placement and email campaign performance. 

ZeroBounce comes with a Spam trap and abuse email verifier that identifies and removes spam trap emails from your list. Additionally, it removes known abusive addresses that often mark emails as spam. This helps to keep your spam complaint rate under control. 


DeBounce is one of the fast and accurate free bulk email verifier and email validation tools that eliminate bad emails. With DeBounce, you can upload and validate lists of email addresses quickly and securely. This tool cleans your list by detecting invalid, spammy mailboxes. 

DeBounce minimizes bouncing by using an SMTP check. Besides, it also identifies catch-all domains that return valid for all emails. The powerful integrations in DeBOunce help you to automate import and keep your lists consistently clean. 


NeverBounce is one of the popular free bulk email verifier and email validation tools used by over 125,000 users. The tool offers bulk email list cleaning that verifies and cleans email lists for the perfect send. The tool also verifies customer emails directly at the point of entry. With NeverBounce you can connect your email provider for automated cleaning, ensuring accurate and up-to-date data around the clock. 

Email Checker

This is one of the best free bulk email verifiers and email validation tools. Email Checker ensures the accuracy and activeness of an email address in real-time. It checks emails without sending an email to the prospect. It can be easily incorporated into a variety of websites and apps, including e-Commerce checkout pages, POS, and inquiry forms.


BlazeVerify is one of the reliable free bulk email verifiers and email validation tools that helps marketers and developers create effective marketing campaigns. It eliminates the dead email addresses from your list thereby reducing your bounce rate and boosting deliverability.

This tool is known for many amazing features such as drag & drop interface, email provider integrations, real-time results, customized exports, email quality scores, etc. 

Final Thoughts

Bulk email verifiers are an essential component of the B2B prospecting process. Bulk email verification assures you of a clean email list. It helps you to increase the deliverability of your marketing campaigns by sending emails to real, high-value contacts. The above-mentioned email verifier tools are popular and deliver accurate results. Choose your email verifier based on your business requirements. 

Which email verifier tools have you tried and tested? Share your experience with us via comments now. 

People Also Ask- Bulk Email Verifier FAQs

What is the purpose of email verification?

The purpose of verifying emails is to ensure that all the emails in your list are accurate, valid, and up-to-date. This helps to improve the deliverability of your email to the right audience and reduce email bounce rates. And, ultimately increasing the effectiveness of your email marketing campaigns.

How does email verification work?

Email verification works by checking each email address on your mailing list against a database of email addresses and domain names. The email verification tool scans the email address for correct formatting, the existence of the email address, and the ability of the email server to receive messages.

What is a bulk email verifier?

A bulk email verifier is a tool used to verify the accuracy and validity of email addresses in bulk. It is mostly useful in the case of a large email database.

How do I verify email addresses in bulk?

Bulk email verification can be done by uploading a list of email addresses to an email verification service, which will then scan the list and verify the accuracy and validity of each email address.

What is an email validation tool?

An email validation tool is a software or service that is used to verify the accuracy and validity of email addresses. The goal of email validation is to improve the deliverability of email messages and reduce the number of email bounces. Email validation tools use a variety of methods to verify the accuracy and validity of email addresses, including syntax checks, domain name checks, and email server tests.

What is the difference between email verification and email validation?

Email verification is a broader term that refers to the process of verifying the accuracy and validity of an email address, while email validation is a specific type of email verification that involves checking the syntax and formatting of the email address.

Mention some of the best email verifiers.

It varies according to the features you require. Some of the best email verifiers include AeroLeads, MailboxValidator, Hunter, NeverBounce, ZeroBounce, and QuickEmailVerification.

Can I use AeroLeads email verifier for free?

Yes,  you can use AeroLeads email verifier for free. The tool instantly provides you with 100 credits per month. You can derive accurate and reliable results from the free chrome extension too. Sign up for the free email verifier using your normal Gmail account with no credit card.

What are the benefits of using AeroLeads bulk email verifier?

AeroLeads bulk email verifier provides several benefits, such as improving email deliverability rates, reducing email bounces, and better data quality. By ensuring the accuracy and validity of your email addresses, you can ensure that your email messages reach the intended recipients.

About Deepti Jain

Deepti is a senior content writer with AeroLeads. She spends a lot of time brainstorming ideas and writing marketing and sales content. She also has a knack for writing and reading about politics and prevalent social issues and regularly pens letters to the Editor of The Hindu newspaper. When she is not working, you’ll find her socializing with friends or binge-watching Netflix. (And devouring sushi).

5 Thoughts on “Bulk Email Verifier- Top 10 Free Tools To Verify Emails Online (2023 updated)

  1. Elina Wills on November 28, 2018 at 11:14 am said:

    Thank you for sharing this insightful post with us. It was very helpful and effective. Please keep sharing..!!
    I know some people who provide email verification for free.

  2. Mark Stevens on December 3, 2018 at 3:01 pm said:

    Great tips! Thank you!
    I would just suggest another tool: https://thechecker.co

  3. Good

  4. Serhiy Timoshok on January 27, 2020 at 4:51 pm said:

    Thanks Deepti, very nice.

  5. Valerie on May 26, 2020 at 11:58 am said:

    Oh, I see you’ve updated article 🙂
    You missed Snovio here.

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